<template>
  <div class="icon-body">
    <el-input v-model="name" class="icon-search" clearable placeholder="请输入图标名称" @clear="filterIcons"
              @input="filterIcons">
      <template #suffix>
        <el-icon class="el-input__icon">
          <search/>
        </el-icon>
      </template>
    </el-input>
    <div class="icon-list">
      <div class="list-container">
        <div v-for="(item, index) in iconList" class="icon-item-wrapper" :key="index" @click="selectedIcon(item)">
          <div :class="['icon-item', { active: activeIcon === item }]">
            <svg-icon :name="item" width="16px" height="25px"></svg-icon>
            <span>{{ item }}</span>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script setup>
import icons from './requestIcon'
import {ref, defineProps, defineEmits} from 'vue';
const emit = defineEmits(['selected'])

defineProps({
  activeIcon: String
})

const name = ref();
const iconList = icons;

function filterIcons() {
  iconList.value = icons
  if (name.value) {
    iconList.value = iconList.value.filter(item => item.includes(name.value))
  }
}

function selectedIcon(name) {
  emit('selected', name)
  document.body.click()
}

function reset() {
  name.value = ''
  iconList.value = icons
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
.icon-body {
  width: 100%;
  padding: 10px;

  .icon-search {
    position: relative;
    margin-bottom: 5px;
  }

  .icon-list {
    height: 200px;
    overflow: auto;

    .list-container {
      display: flex;
      flex-wrap: wrap;

      .icon-item-wrapper {
        width: calc(100% / 3);
        height: 25px;
        line-height: 25px;
        cursor: pointer;
        display: flex;

        .icon-item {
          display: flex;
          max-width: 100%;
          height: 100%;
          padding: 0 5px;

          &:hover {
            background: #ececec;
            border-radius: 5px;
          }

          .icon {
            flex-shrink: 0;
          }

          span {
            display: inline-block;
            vertical-align: -0.15em;
            fill: currentColor;
            padding-left: 2px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
          }
        }

        .icon-item.active {
          background: #ececec;
          border-radius: 5px;
        }
      }
    }
  }
}
</style>